您要查找的是不是：
- 降A大调即兴曲Impromptu in A flat major
- 降A大调钢琴练习曲Etude for Piano in A flat major
- 降A调A flat
- A大调回旋曲。Grand Rondeau in A Major D.
- 舒伯特A大调奏鸣曲,Schubert Sonata in A major, D.
- 即兴曲一则短的抒情曲子，特别是钢琴曲A short lyrical composition especially for the piano.
- 大调major
- 他打听火车时刻表只是一段纯粹的即兴曲。His call for a book of the trains had been a sheer piece of impromptu.
- 降到drop to
- 即兴曲，一段短音乐，常为乐器即兴独奏，作为大型作品的序曲a short piece of music,often improvised on a solo instrument,played as an introduction to a larger work
- 不仅A而且not merely A but also B
- 降薪cuts in salaries
- A股A-share
- 大降pelter
- 把A误以为take A for B
- 比降gradient
- D音，D调C大调音阶的第二个音或C小调音阶中的第四个音The second tone in the scale of C major or the fourth tone in the relative minor scale.
- 那旗帜降了半旗。The flag was flown at half-staff.
- 把A视为looked upon A as B
- 突降bust
